UNIT3ANEWdimensionoflife课堂PPT

1Unit 3 Under the sea2Clownfishseaweed3Parrotfish 4Sea-slug海蛞蝓海蛞蝓 5Sea star6Turtle 7eel8Clam 9Reef shark10Sea horse11Jellyfish12Octopus ktps 13 A New Dimension of LifeReading 14 Learning objectives Learn some words about sea animals.Master some reading skills,such as skimming,scanning.Feel the beauty of ocean and become aware of the importance of protecting our ocean.15Pre-reading 1.What kind of passage is it?A.an advertisement B.a piece of news C.a diary entry D.a book review 2.From the title and the pictures,can you guess whats the main idea of the passage?It is about the writers experience of snorkelling on a coral reef,and she describes the colorful undersea world he sees.16SkimmingListen to the diary entry and number the paragraph topics in the correct order.TopicParagraph numbercolors and shapes dangers reflecting the reefs edge a final thought some sea creatures 213 456Fast reading 17 Lets divide the passage into 3 parts Reflection Journey under the water A final thought12 3 45618 Part 1(para.1)1.What did the writer do in the morning on 19th January?2.How did the author feel about his snorkelling?He went snorkelling.He thought it was a day of pure magic and it was the most fantastic thing he have ever done.Careful reading 19When you go snorkelling20You will see the beauty of the sea21You will see the danger of the sea22You will discover a new dimension of life23Para 2 1.What is the first thing he became aware of?2.Does he think the corals are fantastic?Why?All the vivid colors surrounding him.Yes.Because they were shaped like fans,plates,brains,lace,mushrooms,the branchesof trees and the horns of deer.24Para3-4 Some sea creaturesCreatures Description 1.2.3.4.5.6.Clownfish Small fish Parrotfish Sea-slugSea-starTurtle orange and white,that hid in the waving long thin seaweedYellow and green with hard bird-like mouth,hanging upside downClean the bodies of large fishYellow-spotted redblueLarge wise-lookingLove Beauty,delights25Creatures Description 7.8.9.Scared to deatheelclamReef sharkWith strong sharp teethGiantGrey,one and a half meters longDidnt want to get too close todangers26Para 5 Whats the writers feeling when he swam over the edge of the reef and hung there looking down into the depths of the ocean?I thought I was very brave.My heart was beating wildly I felt very exposed in such deep clear water.27 Para 6 After the whole journey,how did the writer feel?And you?Compared to the ocean,a human being is nothing but a spot.If I have a chance to get close to the underwater world,I will seize it.28Post reading29 Translate 30T/F There were some big fish that cleaned bodies for small fish.F31Translate What a wonderful,limitless world it was down there!And what a tiny spot I was in this enormous world!这个水底世界是多么美妙，多么漫无边际！这个水底世界是多么美妙，多么漫无边际！而我在这个海洋世界中又是多么渺小！而我在这个海洋世界中又是多么渺小！32Tell us the name of the four creaturesclownfishturtleclamparrotfish 33Grammar filling The fish didnt seem to mind _(I)swimming among them.I _(especial)loved the little orange and white fish _ hid in the waving long thin seaweed.me/myespeciallythat34Complete the phrases Wake _ 苏醒 Reflect _ 思考，回忆 Become aware _ 意识到 Upside_ 上下颠倒 Be scared _death 吓得要死 Get close_ 接近，靠近upon/over/upondowntotoof35Discussion There is a wonderful and limitless world under the sea,and so many sea creatures live there.However,the ocean environment has been destroyed recently by our human beings.36Oil spillOverfishing 37Discussion What are the problems?What should we do to protect ocean from polluting?38Homework Write a diary using the following expressions.391.充满魔力的一天充满魔力的一天2.奇特的美景奇特的美景3.这是我所做的最奇妙的事这是我所做的最奇妙的事4.心跳得厉害心跳得厉害5.全身的细胞都被唤醒了全身的细胞都被唤醒了6.我觉得吓得要命我觉得吓得要命7.犹如发现了生活中崭新的一面犹如发现了生活中崭新的一面 a day of pure magic extraordinary beautyMy heart was beating wildly.Every cell in my body woke up.I felt scared to death.It was like discovering a whole new dimension of lifeIt was the most fantastic thing I have ever done.40。